Welcome to One Harmony
News
2024.12.03
Currently, access to My Account is experiencing high traffic, making it difficult to log in. We apologize for the inconvenience and appreciate your understanding.
2024.12.03
One Harmony Office will be closed from December 28, 2024 to January 5, 2025 for the year-end and New Year holidays. We apologize in advance for any inconvenience.
2023.04.01
New digital voucher for one-category guestroom upgrades for Loyal & Exclusive Members (“My Voucher”) is now provided. Sign in is required to display the digital voucher. Please click here for display.
Special Offers
Limited Time Offer!
Special discounted rates are currently available at 51 participating Okura Nikko Hotels across Japan. Book by December 20th to save and enjoy your trip for this upcoming season!
Click here for details
Okura Nikko Hotels- Early Bird Specials
Enjoy our early bird specials and stay with us at a special rate. Perfect for your next trip!
Click here for details
Contact Us
One Harmony Office
+81-3-6402-3388
Inquiry FormF. A. Q.
9:30-17:30 JST
(Closed Saturdays, Sundays and Holidays)